Owner (u)
r
Read
w
Write
x
Exec
7
Group (g)
r
Read
w
Write
x
Exec
5
Other (o)
r
Read
w
Write
x
Exec
5
Octal (chmod)
755
Symbolic
rwxr-xr-x
ls -l style
-rwxr-xr-x
Binary
111 101 101
chmod command
chmod 755 file
Description
—
Common permissions
777 rwxrwxrwx — Full755 rwxr-xr-x — Executable644 rw-r--r-- — File600 rw------- — Private700 rwx------ — Private dir664 rw-rw-r-- — Group write444 r--r--r-- — Read-only000 --------- — No access